CN201730969U - Coupler - Google Patents
Coupler Download PDFInfo
- Publication number
- CN201730969U CN201730969U CN2010202765772U CN201020276577U CN201730969U CN 201730969 U CN201730969 U CN 201730969U CN 2010202765772 U CN2010202765772 U CN 2010202765772U CN 201020276577 U CN201020276577 U CN 201020276577U CN 201730969 U CN201730969 U CN 201730969U
- Authority
- CN
- China
- Prior art keywords
- coupling
- disk body
- claw
- chuck disk
- end cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to a coupler with adjustable radial size, which belongs to the technical field of mechanical transmission and aims to overcome the shortage that the coupler in the prior art only can match with a driven shaft with fixed size. A working principle of a three-jaw chuck on a machine tool is applied to a coupler so as to design the novel coupler, the coupler comprises a chuck body, an end cap sleeve and a driving bevel gear, one end of the chuck body is connected with a driving shaft through the end cap sleeve while the other end is connected with a driven shaft through a jack catch, spiral fluted disc thread is fixed with the chuck body via the end cap sleeve, and the driving bevel gear drives the jack catch to fix the driven shaft by aid of connection between the spiral fluted disc thread and the jack catch. By aid of the technical scheme, the coupler can be used with driven shafts with optional sizes within a designed range, simultaneously shortens work time and saves materials.
Description
Technical field
The utility model relates to the mechanical transmissioning technology field, is specifically related to the adjustable coupling of a kind of radial dimension.
Background technique
Present known coupling belongs to mechanical spare part in common use category, is two axles (driving shaft and driven shaft) that are used for connecting in the different institutions, and makes it the mechanical parts of common rotation with transmitting torque.Coupling is made up of active coupling and driven coupling two-part, connects with driving shaft and driven shaft respectively.General power engine mostly links by means of coupling and working machine, and coupling is that the engineering goods axle is the most frequently used coupling member of transmission.For example when using water pump, often use coupling that motor reel and water pump spindle are coupled together.But, coupling general only and the driving shaft or the driven shaft of fixed dimension that can be corresponding with it match, when being connected (driving shaft generally can be considered changeless as the axle on prime mover) with the driven shaft of other size, must change the coupling of another size, when running into that urgency need be changed or needing frequent the replacing when (size of axle within the specific limits), coupling also must be changed, continuity to whole work causes certain difficulty like this, also causes problems such as waste of material, cost increase simultaneously.
The model utility content
(1) technical problem that will solve
The technical problems to be solved in the utility model: how to realize the supporting use of axle of coupling and different size, change the time, save the technology cost to save coupling.
(2) technological scheme
For solving the problems of the technologies described above, the utility model provides a kind of coupling, comprising:
The chuck disk body, as the connection and the supporting part of described coupling, described chuck disk body cross section is an annular;
Claw, its both sides are provided with symmetrical groove, and matching by the navigation key structure along chuck disk body radial direction with described chuck disk body is connected;
The end cap sleeve is provided with described chuck disk body one side, and the end cap of described end cap sleeve is connected and fixed on the chuck disk body by screw, and sleeve lining is provided with keyway.
Preferably, described claw is set to three, the described chuck disk body of one of them claw axially be provided with keyway.
Preferably, described claw, its bottom is provided with two rows and parallels and be circular-arc fin structure.
Preferably, described coupling comprises:
The helical tooth parcel is arranged at described chuck disk body inside, and it simultaneously is provided with spiral helicine groove and is meshed with the bottom fin structure of described claw, and another side is provided with the helical teeth dental structure.
Preferably, described coupling comprises:
Drive umbrella gear, the one end is provided with the helical gear that is meshed with the helical teeth dental structure of described helical tooth parcel, and the other end inside is set to inserting slot construction.
Preferably, the end that described driving umbrella gear is provided with inserting slot construction is provided with rubber bush, is provided with the crank slot in the described rubber bush.
Preferably, described keyway mills on claw.
Preferably, described spiral helicine groove mills on the helical tooth parcel.
(3) beneficial effect
Technical solutions of the utility model are connected by a chuck that matches with its size between driving shaft and driven shaft.Driving shaft generally remains unchanged, just couple together by the key ways of connecting with the end cap sleeve, for driven axle head, when the radial dimension of driven shaft changes within limits, just can come control card to prop up radially movable at axle by turning driving umbrella gear on the chuck disk body (have on the claw in the claw that connects on it keyway is arranged), fix driven shaft with this, and reach the purpose of cooperation.The enforcement of this technological scheme can be so that economical with materials be shortened working hours in the supporting use of driven shaft of the arbitrary dimension in coupling and the scope of design simultaneously.
Description of drawings
Fig. 1 is the plan view of coupling among the utility model embodiment;
Fig. 2 is the left view of coupling among the utility model embodiment;
Fig. 3 is the right elevation of coupling among the utility model embodiment;
Fig. 4 is that the A-A sectional drawing of Fig. 3 is a plan view;
Wherein, 1-driving shaft; The 2-key; 3-crank slot; The 4-rubber bush;
The claw of 5-band keyway; 6-drives umbrella gear; The 7-key; The 8-driven shaft;
9-chuck disk body; 10-helical tooth parcel; 11-end cap sleeve; The 12-screw.
Embodiment
For making the purpose of this utility model, content and advantage clearer,, embodiment of the present utility model is described in further detail below in conjunction with drawings and Examples.
Shown in Fig. 1-4, comprise according to the coupling of a kind of mode of execution of the utility model:
Chuck disk body 9 as the connection and the supporting part of coupling, is ring-type cylindrical structure empty in the cross section; Chuck disk body 9 is provided with end cap sleeve 11, this end cap sleeve 11 is arranged on chuck disk body 9 and the side that driving shaft 1 is connected, its end cap is fixed on the chuck disk body 9 by screw 12, and sleeve lining is provided with keyway, and end cap sleeve 11 is connected with driving shaft 1 with the cooperation of key 2 by keyway.
The side that chuck disk body 9 is connected with driven shaft 8 is provided with claw, and claw is used for fixing driven shaft 8; The both sides of claw are set to symmetrical groove, and matching by the navigation key structure along the radial direction of chuck disk body 9 with chuck disk body 9 is connected; This claw is set to three, one of them claw 5 chuck disk body 9 axially on be milled with keyway, this claw 5 that is milled with keyway is realized being connected with driven shaft 8 by key 7 structures and the cooperation of keyway; The bottom of claw is provided with two rows and parallels and be circular-arc fin structure.
Chuck disk body 9 inside are provided with helical tooth parcel 10, and helical tooth parcel 10 is used to drive claw and carries out moving of chuck disk body 9 radial direction along the navigation key of itself and chuck disk body 9 joints.Helical tooth parcel 10 is enclosed within on the end cap sleeve 11, and by with the closely cooperating and then keep coaxalitys of end cap sleeve 11 with chuck disk body 9, to guarantee that helical tooth parcel 10 axial runout can not take place when rotating, helical tooth parcel 10 one sides are milled with spiral helicine groove, this spiral helicine groove is meshed with the fin structure of claw bottom, and the another side of helical tooth parcel 10 is provided with the helical teeth dental structure.
Herein, about the support system that purpose is to set up the inboard anchor ring of chuck disk body place that is provided with of end cap sleeve 11, realize by end cap sleeve 11: 1) helical tooth parcel 10 and chuck disk body are fixed; 2) come being connected of fit key structure and then realization and driven shaft by the keyway on the end cap sleeve 11; In the making of coupling and assembling using process, by independently being set, end cap sleeve 11 realizes above-mentioned functions, make the structure modularization more of coupling, thereby improved working efficiency.
The outer rim of chuck disk body 9 is provided with and drives umbrella gear 6, drives umbrella gear 6 and is used for driving the claw motion by helical tooth parcel 10, and then adapt to the size of different driven shafts.Drive umbrella gear 6 one ends and be provided with the helical gear that is meshed with the helical teeth dental structure of helical tooth parcel 10, the other end inside is set to inserting slot construction, the end that driving umbrella gear 6 is provided with inserting slot construction is provided with rubber bush 4, is provided with crank slot 3 in the rubber bush 4.
When any driven shaft that changes in predetermined range when driving shaft and size is connected, drive umbrella gear 6 by turning, cooperate with 10 transmissions of helical tooth parcel and drive three claws and radially be synchronized with the movement by driving umbrella gear 6, and reach the fixedly purpose of driven shaft with this.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and distortion, these improvement and distortion also should be considered as protection domain of the present utility model.
Claims (8)
1. a coupling is characterized in that, described coupling comprises:
The chuck disk body, as the connection and the supporting part of described coupling, described chuck disk body cross section is an annular;
Claw, its both sides are provided with symmetrical groove, and matching by the navigation key structure along chuck disk body radial direction with described chuck disk body is connected;
The end cap sleeve is provided with described chuck disk body one side, and the end cap of described end cap sleeve is connected and fixed on the chuck disk body by screw, and sleeve lining is provided with keyway.
2. coupling as claimed in claim 1 is characterized in that, described claw is set to three, the described chuck disk body of one of them claw axially be provided with keyway.
3. coupling as claimed in claim 1 is characterized in that, described claw, and its bottom is provided with two rows and parallels and be circular-arc fin structure.
4. coupling as claimed in claim 3 is characterized in that, described coupling comprises:
The helical tooth parcel is arranged at described chuck disk body inside, and it simultaneously is provided with spiral helicine groove and is meshed with the bottom fin structure of described claw, and another side is provided with the helical teeth dental structure.
5. coupling as claimed in claim 4 is characterized in that, described coupling comprises:
Drive umbrella gear, the one end is provided with the helical gear that is meshed with the helical teeth dental structure of described helical tooth parcel, and the other end inside is set to inserting slot construction.
6. coupling as claimed in claim 5 is characterized in that, the end that described driving umbrella gear is provided with inserting slot construction is provided with rubber bush, is provided with the crank slot in the described rubber bush.
7. coupling as claimed in claim 2 is characterized in that described keyway mills on claw.
8. coupling as claimed in claim 3 is characterized in that, described spiral helicine groove mills on the helical tooth parcel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202765772U CN201730969U (en) | 2010-07-29 | 2010-07-29 | Coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202765772U CN201730969U (en) | 2010-07-29 | 2010-07-29 | Coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201730969U true CN201730969U (en) | 2011-02-02 |
Family
ID=43522127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202765772U Expired - Fee Related CN201730969U (en) | 2010-07-29 | 2010-07-29 | Coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201730969U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425996A (en) * | 2016-08-31 | 2017-02-22 | 浙江中屹纺织机械科技有限公司 | Key positioning and pressing tool for gear shaft |
| CN107939848A (en) * | 2017-10-25 | 2018-04-20 | 江苏理工学院 | A kind of easy-to-dismount shaft coupling |
| CN115235006A (en) * | 2022-07-18 | 2022-10-25 | 石家庄徜奥电子科技有限公司 | Heat pump air conditioner |
-
2010
- 2010-07-29 CN CN2010202765772U patent/CN201730969U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425996A (en) * | 2016-08-31 | 2017-02-22 | 浙江中屹纺织机械科技有限公司 | Key positioning and pressing tool for gear shaft |
| CN106425996B (en) * | 2016-08-31 | 2018-09-11 | 浙江中屹纺织机械科技有限公司 | A kind of key positioning pressing tool of gear shaft |
| CN107939848A (en) * | 2017-10-25 | 2018-04-20 | 江苏理工学院 | A kind of easy-to-dismount shaft coupling |
| CN115235006A (en) * | 2022-07-18 | 2022-10-25 | 石家庄徜奥电子科技有限公司 | Heat pump air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20130729 |